Patent US3499295A successfully refreshed from Google Patents.
US3499295A
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Refrigeration system
Assignee: JEPSON REFRIGERATION Corp 340 BUTTERFIELD ROAD STE 3B ELHMURST IL 60126 A CORP OF
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Filing: 1968-06-17
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Granted: 1970-03-10
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Expires: 1988-06-17
Abstract
No abstract record available.
Inventors
- 👤 James H Brennan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:45
CPC Classifications
A; A47; A47F; A47F3/00; A47F3/04; A47F3/0439; A47F3/0443; F; F25; F25B; F25B40/00; F25B40/02; F25B47/00; F25B47/02; F25D; F25D21/00; F25D21/06; F25B2347/00; F25B2347/02; F25B2347/021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1859427A
Cited
US2960840A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |